html, body {
   margin: 0;
   padding: 0;
   border: 0;
}

label {
    float: right;
    font-size: 1.4em;
}

input {
    text-align: center;
}

#settings {
    float: right;
}

#settings ol {
    list-style: none;
    margin: 0;
    padding: 0;
}

#settings li {
}

#settings input {
    font-size: 1.4em;
    width: 2em;
}

#sudokuGrid {
    border-collapse: collapse;
    border: solid thick;
}

#sudokuGrid colgroup, #sudokuGrid tbody {
    border: solid thick;
}

#sudokuGrid td {
    border: solid thin;
    padding: 0;
    margin: 0;
    font-family: serif;
}

#sudokuGrid td input {
    font-size: 4em;
    height: 1em;
    width: 1em;
}